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| author | Tang Yuantian <Yuantian.Tang@nxp.com> | 2016-10-09 10:51:04 +0200 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2016-10-19 19:33:01 +0200 |
| commit | 2facc6dacc64f14efc6fb81e2019f48e992166e2 (patch) | |
| tree | 2f637d3588aca0e163082f62f6e6d37b1b10c358 /drivers/ata/ahci_qoriq.c | |
| parent | Linux 4.9-rc1 (diff) | |
| download | linux-2facc6dacc64f14efc6fb81e2019f48e992166e2.tar.xz linux-2facc6dacc64f14efc6fb81e2019f48e992166e2.zip | |
ahci: qoriq: added ls1046a platform support
Ls1046a is a new introduced soc which supports ATA3.0.
Signed-off-by: Tang Yuantian <yuantian.tang@nxp.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/ahci_qoriq.c')
| -rw-r--r-- | drivers/ata/ahci_qoriq.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c index 1eba8dff875e..9884c8c6e934 100644 --- a/drivers/ata/ahci_qoriq.c +++ b/drivers/ata/ahci_qoriq.c @@ -46,11 +46,13 @@ #define LS1021A_AXICC_ADDR 0xC0 #define SATA_ECC_DISABLE 0x00020000 +#define LS1046A_SATA_ECC_DIS 0x80000000 enum ahci_qoriq_type { AHCI_LS1021A, AHCI_LS1043A, AHCI_LS2080A, + AHCI_LS1046A, }; struct ahci_qoriq_priv { @@ -63,6 +65,7 @@ static const struct of_device_id ahci_qoriq_of_match[] = { { .compatible = "fsl,ls1021a-ahci", .data = (void *)AHCI_LS1021A}, { .compatible = "fsl,ls1043a-ahci", .data = (void *)AHCI_LS1043A}, { .compatible = "fsl,ls2080a-ahci", .data = (void *)AHCI_LS2080A}, + { .compatible = "fsl,ls1046a-ahci", .data = (void *)AHCI_LS1046A}, {}, }; MODULE_DEVICE_TABLE(of, ahci_qoriq_of_match); @@ -175,6 +178,13 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv) writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS); writel(AHCI_PORT_AXICC_CFG, reg_base + PORT_AXICC); break; + + case AHCI_LS1046A: + writel(LS1046A_SATA_ECC_DIS, qpriv->ecc_addr); + writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1); + writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS); + writel(AHCI_PORT_AXICC_CFG, reg_base + PORT_AXICC); + break; } return 0; @@ -204,9 +214,9 @@ static int ahci_qoriq_probe(struct platform_device *pdev) qoriq_priv->type = (enum ahci_qoriq_type)of_id->data; - if (qoriq_priv->type == AHCI_LS1021A) { - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, - "sata-ecc"); + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + "sata-ecc"); + if (res) { qoriq_priv->ecc_addr = devm_ioremap_resource(dev, res); if (IS_ERR(qoriq_priv->ecc_addr)) return PTR_ERR(qoriq_priv->ecc_addr); |